Sunday marked the 20th anniversary of the hiding of what is considered to be the first geocache. On May 2, 2000, the U.S. government ended selective availability on the Global Positioning System, which allowed civilians to have accuracy on their GPS readers to within 30 feet. Dave Ulmer buried what he called the first GPS …
Tag Archives: Dave Ulmer
20th anniversary on hold
This year is supposed to be a big year for geocaching. Geocaching turns 20 in a few days. According to a 2017 Geocaching HQ blog: On May 2, 2000, just past midnight, the U.S government discontinued its use of Selective Availability in order to make GPS more responsive to civil and commercial users worldwide. Twenty-four …
Geocaching with Capt. TailWagger 